Lenovo
Lenovo ThinkSystem ST250 V3 7DCEA01SNA Xeon E-2456 3.30 GHz 16 GB DDR5 tower/rack server
A 4U tower or rack server with an Intel Xeon E-2456 processor at 3.30 GHz, 16 GB DDR5 memory expandable to 128 GB, and flexible 3.5-inch or 2.5-inch drive bays
- TypeTower/Rack-mountable
- Rack Height4U/Tower
- CPU TypeIntel Xeon E-2400 Series
- # of Processors Installed1
- MAX Processors1
- Installed Memory Size16GB
- Intel Xeon E-2456 processor with 3.30 GHz base frequency for responsive compute
- 16 GB DDR5 memory installed, expandable to 128 GB across four DIMM slots
- Flexible storage configurations supporting up to 16 hot-swap 2.5-inch or 8 hot-swap 3.5-inch drive bays
- Dual embedded 1 GbE LAN ports plus dedicated management port for reliable network connectivity
- PCIe Gen5 x16 slot and multiple Gen4 lanes enable GPU and expansion card flexibility
4U tower/rack server for small-business workloads
The Lenovo ThinkSystem ST250 V3 7DCEA01SNA arrives as a 4U chassis that can sit on a desk or mount in a standard rack. It ships with one Intel Xeon E-2456 processor running at 3.30 GHz and 16 GB of DDR5 memory, leaving three DIMM slots free for expansion up to 128 GB. The platform targets organisations that need a single-socket server with room for local storage and optional GPU acceleration.
Storage flexibility and optional GPU support
The chassis accepts multiple bay configurations: four or eight 3.5-inch simple-swap or hot-swap SATA/SAS drives, eight or sixteen 2.5-inch hot-swap SATA/SAS drives, or a hybrid layout with four 3.5-inch plus eight 2.5-inch bays. Two 5.25-inch media bays accommodate optical or tape devices, and an optional M.2 kit supports up to two NVMe SSDs. A PCIe x16 slot wired for CPU Gen5 lanes can host a supported NVIDIA Quadro T1000 or T400 GPU for visual workloads.
Verify power supply choice and rack kit needs
The unit ships with either a fixed 300 W Gold, 500 W Titanium or redundant CRPS Platinum/Titanium power supply; confirm the included PSU matches your redundancy and efficiency requirements. Rack-mount rails are an optional accessory, so order them if the server will live in a cabinet. Ensure the operating system you plan to deploy appears on the supported list: Windows Server, SUSE, Red Hat or VMware vSphere.
Highlights
- Intel Xeon E-2456 processor with 3.30 GHz base frequency for responsive compute
- 16 GB DDR5 memory installed, expandable to 128 GB across four DIMM slots
- Flexible storage configurations supporting up to 16 hot-swap 2.5-inch or 8 hot-swap 3.5-inch drive bays
- Dual embedded 1 GbE LAN ports plus dedicated management port for reliable network connectivity
- PCIe Gen5 x16 slot and multiple Gen4 lanes enable GPU and expansion card flexibility
Specifications
| Brand | Lenovo |
|---|---|
| Series | ThinkSystem ST250 |
| Part Number | 7DCEA01SNA |
| Type | Tower/Rack-mountable |
| Rack Height | 4U/Tower |
| CPU Type | Intel Xeon E-2400 Series |
| # of Processors Installed | 1 |
| MAX Processors | 1 |
| Installed Memory Size | 16GB |
| Memory Type | DDR5 |
| Max Memory Capacity | Up to 128GB in 4x DIMM slots using 32GB UDIMMs 4400MHz TruDDR5 |
| Number of Memory Slots | 4 |
| GPU Type | Support NVIDIA Quadro T1000 or NVIDIA Quadro T400 GPU |
| LAN Ports | 2x 1GbE Embedded LOM 1x 1GbE Dedicated Management |
| Expansion Slots | Support x8 Slimline with two PCH PCIe Gen4 x4 lanes PCIe x4 slot with PCH PCIe Gen4 x4 lanes PCIe x16 slot with CPU PCIe Gen5 x16 lanes PCIe x4 slot with PCH PCIe Gen4 x4 lanes PCIe x8 slot with PCH PCIe Gen4 x4 lanes |
| Expansion Bays | 4 or 8x 3.5? simple-swap SATA/SAS HDD (Up to 2x NVMe SSDs) 4 or 8x 3.5? hot-swap SATA/SAS HDD 8 or 16x 2.5? hot-swap SATA/SAS HDD Hybrid 4x 3.5? + 8x 2.5? hot-swap SATA/SAS HDD 2x 5.25” media bay (ODD/Tape) 1x Internal USB 3.2 G1 (5Gb) Optional 2x M.2 kit (SATA, in PCIe slots) |
| Other ports | Front: 1x USB 2.0 (XCC Mobile); 1x USB 3.2 G1 (5Gb) Rear: 4x USB 3.2 G1 (5Gb) ports; 2x RJ45 Ethernet port, 1x Dedicated Management port; 1x Serial port, 1x VGA port, NMI button |
| Operating System | Support Microsoft Windows Server, SUSE, Red Hat, VMware vSphere. Microsoft Windows 10/11 tested. |
| Power Characteristics | Fixed 300W (Gold) / 500W (Titanium) Power Supply Unit (PSU) Redundant CRPS (Platinum) / CRPS (Titanium) PSU Fixed and Redundant PSU meets ErP lot 9 |
| Features | Lenovo XClarity Controller 2; Root of Trust module with integrated Platform Firmware Resiliency, TPM 2.0 Optional front lockable bezel, Optional chassis intrusion switch |
| Shipping weight | 23.59 kg |
| Package size | 610 × 457 × 203 mm |
Questions about this item
How often should the fixed 300W Gold or 500W Titanium power supply be checked or replaced?
Lenovo rates the fixed 300W Gold and 500W Titanium units for continuous operation; no scheduled replacement interval is defined, but dust filters and fan inlets should be inspected every 6 to 12 months in typical office environments.
Which component hits its ceiling first when the Xeon E-2456 runs at full load for hours?
The processor is specified at 95 W TDP, so the thermal solution and the fixed 300W or 500W PSU become the limiting factors before the CPU itself throttles under sustained load.
How loud and hot does the tower get with the Xeon E-2456 and 16 GB DDR5 running 24/7?
The 4U chassis uses temperature-controlled fans; at idle the system is quiet, while sustained 95 W CPU load raises fan speed and exhaust heat noticeably but within data-centre acoustic limits.
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